As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAINTENANCE CONTROL REQUESTS REPLACEMENT OF #1 OIL FILTER CLOGGING TRANSMITTER DUE TO PREVIOUS OIL FILTER BYPASS LIGHT ILLUMINATION. GROUNDED - YES. REMOVED AND REPLACED THE #1 OIL FILTER CLOGGING TRANSMITTER. 2 CB'S PULLED AND RESET. IDLE LEAK CHECK AND EEC TEST GOOD. REF B737-800 AMM 79-21-07 AND AMM 71-00-00-800-811-F00.